Show harnessing the suns rays hays that the rays of the sun can be used for curing many skin diseases and that sun baths are beneficial to those who n lio are in perfect health Is well known the problem of utilizing this agency in northern countries where the hours of sunshine are few has been solved lie he claims by a british doctor M 1 I J do de nis his invention consists of a revolving cabin combined with a huge long lens for concentrating the rays on any par part i of the enclosed pat patients lents body this thip installation has just been tested in the neighborhood of quimper france popular science monthly |